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New basis set for the prediction of the specific rotation in flexible biological molecules

机译:新的基础设定了柔性生物分子中的特定旋转的预测

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Using a novel method based on increasingly accurate calculations, we obtain the main conformers of a set of flexible molecules. We then employ the recently developed ORP basis set for calculating the specific rotation of the found set carried out at the TD-DFT level of theory. The results are compared to those obtained with the (d-)aug-cc-pVXZ (X = D, T and Q) basis sets of Dunning et al. The ORP values are in good overall agreement with the aug-cc-pVTZ results making the ORP a good basis set for routine TD-DFT optical rotation calculations of conformationally flexible molecules. The results presented for the investigated chiral azido alcohols are to our knowledge the first estimations of their specific rotations.
机译:使用基于越来越准确的计算的新方法,我们获得一组柔性分子的主塑壳。然后,我们采用最近开发的ORP基础设置,用于计算在TD-DFT级别的理论上执行的发现集的具体旋转。将结果与用(D-)Aug-CC-PVXZ(X = D,T和Q)为基准的饮dΔ等。 ORP值与Aup-CC-PVTZ结果良好的总体协议,使ORP为常规柔性分子的常规TD-DFT光学旋转计算进行了良好的基础。提出了调查的手性Azido醇的结果是我们了解其特定旋转的首次估计。

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